Patent holdings for IPC class C07C 33/46

Total number of patents in this class: 92

10-year publication summary

5
4
7
2
3
4
1
5
4
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sumitomo Chemical Company, Limited
8965
5
National University Corporation Nagoya University
779
5
Ashwin-Ushas Corporation, Inc.
23
3
Central Glass Company, Limited
1296
3
Mitsubishi Gas Chemical Company, Inc.
3643
3
Sekisui Medical Co., Ltd.
703
3
Takasago International Corporation
405
3
Nantes Université
261
3
Bayer Cropscience AG
1830
2
Johnson Matthey Public Limited Company
1764
2
Kanto Denka Kogyo Co., Ltd.
143
2
Kyoto University
2934
2
National University Corporation Gunma University
296
2
Taiyo Nippon Sanso Corporation
350
2
Zhongshan Enantiotech Corporation Limited
5
2
The Procter & Gamble Company
21862
1
BASF SE
21320
1
Janssen Pharmaceutica N.V.
3147
1
Janssen Pharmaceuticals, Inc.
430
1
Centre National de La Recherche Scientifique
11111
1
Other owners 45